| Penafiel to Oxford (Alabama) | 4,149.00 mi (6,677.16 km) |
| Penafiel to Oxford (Mississippi) | 4,297.95 mi (6,916.89 km) |
| Penafiel to Oxford (Ohio) | 3,889.31 mi (6,259.23 km) |
| Penafiel to Oxnard (California) | 5,629.21 mi (9,059.33 km) |
| Penafiel to Oxon Hill (Maryland) | 3,541.60 mi (5,699.66 km) |
| Penafiel to Ozark (Alabama) | 4,217.76 mi (6,787.82 km) |
| Penafiel to Ozark (Missouri) | 4,371.27 mi (7,034.88 km) |
| Penafiel to Pace (Florida) | 4,324.50 mi (6,959.61 km) |
| Penafiel to Pacific Grove (California) | 5,619.16 mi (9,043.17 km) |
| Penafiel to Pacifica (California) | 5,591.11 mi (8,998.02 km) |
| Penafiel to Paducah (Kentucky) | 4,156.42 mi (6,689.10 km) |
| Penafiel to Pahrump (Nevada) | 5,402.56 mi (8,694.58 km) |
| Penafiel to Painesville (Ohio) | 3,656.58 mi (5,884.70 km) |
| Penafiel to Palatine (Illinois) | 3,955.34 mi (6,365.51 km) |
| Penafiel to Palatka (Florida) | 4,086.70 mi (6,576.91 km) |
